mydoom | b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9d

General

Target

b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe
Size

29KB
MD5

70f82bd8a92ce493b7842b215cfc9680
SHA1

23796b66179b705ef38687773567e7d7131de78b
SHA256

b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9d
SHA512

55fbfb62ce9f96b1041bb5972135186f1e9d5093403355d4412f997e31c0fdfea48a168b11e1ee7d79a14c5e2f8942f65caeb18d702a9bdfdd8340a509561dad
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/q:AEwVs+0jNDY1qi/qC

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral1/memory/1656-15-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1656-54-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1656-59-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
2248	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1656-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1656-4-0x0000000000230000-0x0000000000238000-memory.dmp	upx
behavioral1/files/0x0008000000015e8f-7.dat	upx
behavioral1/memory/1656-15-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2248-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2248-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1656-54-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2248-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1656-59-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2248-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-70.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe
File opened for modification	C:\Windows\java.exe	b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe
File created	C:\Windows\java.exe	b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 2248	1656	b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe	28
PID 1656 wrote to memory of 2248	1656	b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe	28
PID 1656 wrote to memory of 2248	1656	b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe	28
PID 1656 wrote to memory of 2248	1656	b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe	28

C:\Users\Admin\AppData\Local\Temp\b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe
"C:\Users\Admin\AppData\Local\Temp\b4263052a86446715406f6abcd5f8c5a3a208674c99595bd245802282796ce9dN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5092.tmp

Filesize
29KB

MD5
fe65d25eaf5838f2a16f67700998b237

SHA1
278c5b38ade6107aeb8ff4acc77dd4a1313d97ca

SHA256
179998f7811e842da0fb823a826e59ef0eb4e3820f962b13b857f3bde6b0739f

SHA512
c86f4507e53d18743515ee096810cc07766426ccfba4d80268a2c05750f5399a087378ff2dd4fd2ddc9f51a04383128d0bd2c0a7f0d030dc9894aa53e6d1dfe6

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
352B

MD5
6adace0f050fa49d308a198f4212e0b9

SHA1
46068de045e40638a9869c9cd551b6e66ad2c755

SHA256
6c0a818465be491963023f6823fcd242f59a562796e8daa5ee9b7e75c4245347

SHA512
493a47976fbb706be720ef696f450ab168fff754ddf4c071d4dcc26f59e06645de8f04d8ddbe3e1290132e56ee471da8cc3f44ea3b608ada10d9098527293873

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1656-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1656-4-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/1656-15-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1656-16-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/1656-59-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1656-54-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2248-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2248-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads